We’ve come a long way since the days of gravity-hot-water heating. The physics haven’t changed a bit, but the systems sure have. 

When troubleshooting a hydronic system, the piping layout is often confusing. To understand the system, I sometimes sketch the piping to help me visualize the flow of water. 

Modern panel radiators are one of my favorite heat emitters.

On Oct. 3, 1854, an industrious young man from New Haven, Connecticut, filed U.S. Patent No. 11,747. Stephen J. Gold called his patent “Improvement in Warming Houses by Steam.” 

How to become a psychologist and therapist in one easy lesson: Open a mechanical contracting firm!

A guy I don’t know emailed me a question. I get a lot of that because I’m easy to find on the internet.

Slant/Fin took its name from founder Mel Dubin’s original design — a slanted, locked fin — that he came up with in response to the era’s inefficient fin-tube radiation designs.

The three-day event successfully hosted 1,300 exhibitors and welcomed 70,202 visitors.

Mel Dubin founded Slant/Fin Corp. in 1949.

All you need is a little chemistry and some simple physics.